865
FNCA52 TJSJ 301930
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST MON MAR 30 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-310800-
SOUTHEAST COASTAL PLAINS-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 40 30 50
TEMP (24H TREND) 68 (-2) 87 (+2) 68 87
RH % (24H TREND) 92 (+2) 54 (-4) 93 57
WIND 20FT/EARLY(MPH) NE 14 NE 14 NE 13 NE 14
WIND 20FT/LATE(MPH) NE 12 NE 18 NE 10 E 17
MIXING HGT(FT-AGL/MSL) 7330 5760
TRANSPORT WND (MPH) NE 14 NE 13
VENT RATE (KT-FT) 87960 63360
DISPERSION 5 5
DSI 6 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ015-310800-
SOUTHERN HILLS-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 50 30 60
TEMP (24H TREND) 65 (-2) 83 (+3) 65 83
RH % (24H TREND) 97 (+5) 60 (-6) 97 63
WIND 20FT/EARLY(MPH) NE 13 NE 13 NE 12 NE 12
WIND 20FT/LATE(MPH) NE 12 NE 14 NE 11 NE 13
MIXING HGT(FT-AGL/MSL) 7160 5660
TRANSPORT WND (MPH) NE 14 NE 14
VENT RATE (KT-FT) 85920 67920
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ016-310800-
NORTH COASTAL PLAINS-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 50 50
TEMP (24H TREND) 69 (-1) 84 (+1) 69 85
RH % (24H TREND) 97 (+4) 63 (-4) 98 63
WIND 20FT/EARLY(MPH) NE 19 E 16 NE 17 NE 16
WIND 20FT/LATE(MPH) E 17 NE 17 E 14 NE 17
MIXING HGT(FT-AGL/MSL) 5330 4760
TRANSPORT WND (MPH) NE 16 E 16
VENT RATE (KT-FT) 74620 66640
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ017-310800-
NORTHERN HILLS-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 50 40 50
TEMP (24H TREND) 66 (-2) 83 (+2) 66 84
RH % (24H TREND) 97 (+1) 63 (-5) 98 64
WIND 20FT/EARLY(MPH) NE 18 E 16 NE 14 NE 16
WIND 20FT/LATE(MPH) E 16 NE 16 E 13 NE 14
MIXING HGT(FT-AGL/MSL) 6100 5220
TRANSPORT WND (MPH) NE 16 E 16
VENT RATE (KT-FT) 85400 73080
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ018-310800-
WEST COAST-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 40 70 20 70
TEMP (24H TREND) 67 (-1) 87 (+1) 67 87
RH % (24H TREND) 96 (+3) 58 (-3) 96 61
WIND 20FT/EARLY(MPH) NE 21 NE 16 NE 18 NE 17
WIND 20FT/LATE(MPH) NE 19 E 19 NE 18 E 18
MIXING HGT(FT-AGL/MSL) 5690 5170
TRANSPORT WND (MPH) E 14 E 14
VENT RATE (KT-FT) 68280 62040
DISPERSION 5 5
DSI 5 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ019-310800-
EASTERN INTERIOR-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 60 50
TEMP (24H TREND) 66 (-3) 83 (+3) 66 83
RH % (24H TREND) 98 (+3) 63 (-6) 99 65
WIND 20FT/EARLY(MPH) NE 16 NE 13 NE 12 NE 11
WIND 20FT/LATE(MPH) NE 14 NE 13 NE 12 NE 11
MIXING HGT(FT-AGL/MSL) 6380 5710
TRANSPORT WND (MPH) NE 15 NE 14
VENT RATE (KT-FT) 82940 68520
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ022-310800-
LUQUILLO MOUNTAIN RANGE-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLDY PCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 50 60 50
TEMP (24H TREND) 64 (-3) 79 (+4) 64 78
RH % (24H TREND) 99 (+2) 69 (-6) 100 71
WIND 20FT/EARLY(MPH) NE 11 NE 10 NE 9 NE 9
WIND 20FT/LATE(MPH) NE 10 NE 10 NE 9 NE 9
MIXING HGT(FT-AGL/MSL) 5360 4180
TRANSPORT WND (MPH) NE 14 NE 13
VENT RATE (KT-FT) 64320 45980
DISPERSION 5 5
DSI 5 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ023-310800-
CENTRAL MOUNTAIN RANGE-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 50 30 60
TEMP (24H TREND) 63 (-2) 81 (+4) 63 81
RH % (24H TREND) 99 (+3) 63 (-7) 99 66
WIND 20FT/EARLY(MPH) NE 18 NE 14 NE 14 NE 14
WIND 20FT/LATE(MPH) NE 14 NE 14 NE 12 NE 13
MIXING HGT(FT-AGL/MSL) 7210 5660
TRANSPORT WND (MPH) NE 14 NE 13
VENT RATE (KT-FT) 86520 62260
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ024-310800-
CAYEY MOUNTAIN RANGE-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 50 50 50
TEMP (24H TREND) 65 (-1) 79 (+2) 65 79
RH % (24H TREND) 99 (+2) 67 (-4) 100 70
WIND 20FT/EARLY(MPH) NE 11 NE 12 NE 11 NE 11
WIND 20FT/LATE(MPH) NE 9 NE 12 NE 9 NE 11
MIXING HGT(FT-AGL/MSL) 6110 5600
TRANSPORT WND (MPH) NE 15 NE 15
VENT RATE (KT-FT) 79430 72800
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ025-310800-
VIEQUES-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 50 40 50
TEMP (24H TREND) 71 (-2) 85 (0) 71 85
RH % (24H TREND) 87 (+2) 57 (-1) 89 58
WIND 20FT/EARLY(MPH) NE 19 NE 16 NE 17 NE 14
WIND 20FT/LATE(MPH) NE 18 NE 13 NE 16 NE 12
MIXING HGT(FT-AGL/MSL) 3810 3220
TRANSPORT WND (MPH) NE 18 NE 15
VENT RATE (KT-FT) 60960 41860
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ026-310800-
CULEBRA-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 50 40 50
TEMP (24H TREND) 72 (-2) 85 (0) 72 85
RH % (24H TREND) 86 (+1) 57 (-4) 91 59
WIND 20FT/EARLY(MPH) NE 19 NE 14 NE 17 NE 14
WIND 20FT/LATE(MPH) NE 18 NE 13 NE 16 NE 12
MIXING HGT(FT-AGL/MSL) 3730 3260
TRANSPORT WND (MPH) NE 17 NE 16
VENT RATE (KT-FT) 55950 45640
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ027-310800-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 70 30 70
TEMP (24H TREND) 67 (-2) 88 (+2) 67 88
RH % (24H TREND) 92 (+5) 53 (-2) 91 55
WIND 20FT/EARLY(MPH) NE 21 E 17 NE 20 NE 17
WIND 20FT/LATE(MPH) NE 21 E 20 NE 18 E 18
MIXING HGT(FT-AGL/MSL) 6600 5590
TRANSPORT WND (MPH) E 10 E 9
VENT RATE (KT-FT) 59400 44720
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ001-310800-
SAINT THOMAS AND SAINT JOHN-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 40 40
TEMP (24H TREND) 72 (-3) 85 (+1) 71 85
RH % (24H TREND) 88 (+4) 55 (-5) 91 57
WIND 20FT/EARLY(MPH) NE 19 NE 14 NE 18 NE 14
WIND 20FT/LATE(MPH) NE 17 NE 14 NE 16 NE 12
MIXING HGT(FT-AGL/MSL) 3800 3350
TRANSPORT WND (MPH) NE 20 E 16
VENT RATE (KT-FT) 64600 46900
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ002-310800-
ST CROIX-
330 PM AST MON MAR 30 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 40 30 40
TEMP (24H TREND) 71 (-3) 86 (+1) 71 86
RH % (24H TREND) 90 (+4) 57 (-4) 91 59
WIND 20FT/EARLY(MPH) NE 17 NE 14 NE 16 NE 12
WIND 20FT/LATE(MPH) NE 16 NE 14 NE 14 NE 12
MIXING HGT(FT-AGL/MSL) 4760 4690
TRANSPORT WND (MPH) NE 17 E 14
VENT RATE (KT-FT) 71400 56280
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
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